Balroglanis Macracanthus (Balroglanis macracanthus) is a ray-finned fish. It inhabits freshwater waters in benthic environments. This species can reach a maximum total length of 13 cm. With a trophic level of 3.4, it is a low-level carnivore, feeding on invertebrates and small organisms.
Dorsal spines (total): 1; Dorsal soft rays (total): 5; Anal soft rays: 7; Vertebrae: 37. First nuchal plate absent; the supraoccipital bone sutured to the 2nd nuchal plate. First dorsal fin spine elongated, 28-35% SL. Coracoid process covered with skin, not visible externally.
Behavioural data for Balroglanis Macracanthus is currently being reviewed.
Diet information for Balroglanis Macracanthus is currently being compiled.
Reproduction data for Balroglanis Macracanthus is currently being compiled.
Freshwater; demersal. Tropical South America: Upper Negro River basin in Brazil.
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